Fei
abbr. 发射误差指示器（Firing Error Indicator）
🗣️ 情景例句
Do you have any magazines I can read during the flight?
你们机上有杂志给我看吗？
They teach you English in an intensive course lasting just a week.
他们用一周的时间教速成英语课程。
That's very nice of you.
既然这样，那就多谢了。